Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
xa thanh » va thanh, ha thanh, ta thanh
su triet » su viet, su tien
va trien » va truyen, va thiet, va tuyen
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
ve cam » ve cham, ve cac, va cam

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky nang xa hoi. hieu ve cam tuc xa thanh lap ((((ve triet) or (su triet))) or (va trien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky nang xa hoi. hieu ve cam tuc xa thanh lap ((((ve triet) OR (su triet))) OR (va trien)).
• Adding a wildcard symbol may retrieve word variants: so sach ky nang xa hoi. hieu ve cam tuc xa thanh lap ((((ve triet) or (su triet))) or (va trien))*.